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United States Patent | 5,194,952 |
Pelley | March 16, 1993 |
A digital video processing system can generate a linear input signal which is representative of a linear transition between video signals. The system can also generate a non-linear signal representative of a non-linear transition and display the non-linear signal. Finally, the system can receive the linear input signal and convert it into the non-linear signal.
Inventors: | Pelley; Allan M. (Milpitas, CA) |
Assignee: | Abekas Video Systems, Inc. (Redwood City, CA) |
Appl. No.: | 678011 |
Filed: | March 28, 1991 |
Current U.S. Class: | 348/594; 348/578; 348/593 |
Intern'l Class: | H04N 005/262; H04N 005/265 |
Field of Search: | 358/160,22,181,182,183,185 |
4121253 | Oct., 1978 | McCoy | 358/182. |
4205346 | May., 1980 | Ross | 358/182. |
4782392 | Nov., 1988 | Haycock | 358/183. |
4823183 | Apr., 1989 | Jackson et al. | 358/183. |
4916540 | Apr., 1990 | Kosaka | 358/160. |
4967277 | Oct., 1990 | Chaplin | 358/183. |